X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=boost%2Fvariant%2Fdetail%2Fsubstitute.hpp;h=56faa89cfd779176520779418fb49cdf29a43ee0;hb=08c1e93fa36a49f49325a07fe91ff92c964c2b6c;hp=97fe2054bcf27df12b79be50f06dedc2f312cb22;hpb=bb4dd8289b351fae6b55e303f189127a394a1edd;p=platform%2Fupstream%2Fboost.git

diff --git a/boost/variant/detail/substitute.hpp b/boost/variant/detail/substitute.hpp
index 97fe205..56faa89 100644
--- a/boost/variant/detail/substitute.hpp
+++ b/boost/variant/detail/substitute.hpp
@@ -125,6 +125,27 @@ struct substitute<
 // template expression (i.e., F<...>) specializations
 //
 
+#if !defined(BOOST_VARIANT_DO_NOT_USE_VARIADIC_TEMPLATES)
+template <
+      template <typename...> class F
+    , typename... Ts
+    , typename Dest
+    , typename Source
+      BOOST_MPL_AUX_LAMBDA_ARITY_PARAM(typename Arity)
+    >
+struct substitute<
+      F<Ts...>
+    , Dest
+    , Source
+      BOOST_MPL_AUX_LAMBDA_ARITY_PARAM(Arity)
+    >
+{
+    typedef F<typename substitute<
+          Ts, Dest, Source
+        >::type...> type;
+};
+#endif // !defined(BOOST_VARIANT_DO_NOT_USE_VARIADIC_TEMPLATES)
+
 #define BOOST_VARIANT_AUX_SUBSTITUTE_TYPEDEF_IMPL(N) \
     typedef typename substitute< \
           BOOST_PP_CAT(U,N), Dest, Source \